CVE-2026-48834

HIGHCVSS 7.5/10EPSS 0.18%

Last modified

CVE-2026-48834 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Improper Handling of Length Parameter Inconsistency vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.1. Unauthenticated attackers can cause a denial of service via a specially crafted Accept-Language header that triggers excessive CPU consumption during parsing. Users are recommended to upgrade to version 2.0.2, which fixes the issue.. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

Improper Handling of Length Parameter Inconsistency vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.1. Unauthenticated attackers can cause a denial of service via a specially crafted Accept-Language header that triggers excessive CPU consumption during parsing. Users are recommended to upgrade to version 2.0.2, which fixes the issue.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
0.18%

7.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ApacheAnswer< 2.0.2

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-48834?
Improper Handling of Length Parameter Inconsistency vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.1. Unauthenticated attackers can cause a denial of service via a specially crafted Accept-Language header that triggers excessive CPU consumption during parsing. Users are recommended to upgrade to version 2.0.2, which fixes the issue.
How severe is CVE-2026-48834?
CVE-2026-48834 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.
How do I fix CVE-2026-48834?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST